Category Archive

My, this is harder than it needs to be. If you are using Office365, and have an address like clive@rectanglered.onmicrosoft.com, one of the big attractions is getting access to Microsoft Exchange’s push based shared calendar system. If you naively try to share a calendar from Office365, you will merely get a readonly copy – no use to anyone. Office365 does …

Microsoft public email servers (e.g. hotmail.co.uk/live.co.uk/outlook.com) seem to assume that any new SMTP server on the internet is a spammer unless you tell it otherwise. If you get lots of emails bouncing back from those domains (and similar), but nowhere else, that look like this: This is an automatically generated Delivery Status Notification. Delivery to the following recipients failed. …

Creating the CSR: Everything you need to know is here: Create a CSR with SHA256 signature algorithm Importing the certificate: Save the certificate to a .cer file somewhere you can easily find it, and add it using ‘complete certificate request’ from IIS Manager’s Server Certificates section. You may (will) find that although the certificate imports apparently successfully, it will vanish if …

Today we needed to insert a large amount (250,000 rows) of automatically generated data into a SQL Server database. Generating the data was very fast, but inserting each line with a SQL Insert statement, painfully slow, even if logging is in Simple Mode in the SQL database. So… we investigated the SQLBulkCopy function in .NET, but this is usually used …

Rectangle Red are recruiting as of March 2014 – we are looking for another talented developer to join our growing team. Click here to see the main job specification and advert here and apply. If you’re a prospective job candidate, hello, and welcome! Please look at the main advert above for lots of details about skills we’re looking for, but …